Seiko Cal. 3886 - 678

This Quartz model from 1969 features a 34mm PVD Black case. With its 20mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-5bd809068766]

Also known as: Sumo, World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1969

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